81018495

素因数分解:

$3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3469}}^1$

素因数の和:3656

約数の個数: 32

約数和(自身を含む): 144907200

約数和(自身を除く): 63888705

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 173, 519, 865, 1557, 2595, 3469, 4671, 7785, 10407, 17345, 23355, 31221, 52035, 93663, 156105, 468315, 600137, 1800411, 3000685, 5401233, 9002055, 16203699, 27006165, 81018495]

約数ペア:

[(1, 81018495), (3, 27006165), (5, 16203699), (9, 9002055), (15, 5401233), (27, 3000685), (45, 1800411), (135, 600137), (173, 468315), (519, 156105), (865, 93663), (1557, 52035), (2595, 31221), (3469, 23355), (4671, 17345), (7785, 10407)]